223179920

素因数分解:

$2^4\times 5^1\times {\mathrm{1549}}^1\times {\mathrm{1801}}^1$

素因数の和:3363

約数の個数: 40

約数和(自身を含む): 519516600

約数和(自身を除く): 296336680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1549, 1801, 3098, 3602, 6196, 7204, 7745, 9005, 12392, 14408, 15490, 18010, 24784, 28816, 30980, 36020, 61960, 72040, 123920, 144080, 2789749, 5579498, 11158996, 13948745, 22317992, 27897490, 44635984, 55794980, 111589960, 223179920]

約数ペア:

[(1, 223179920), (2, 111589960), (4, 55794980), (5, 44635984), (8, 27897490), (10, 22317992), (16, 13948745), (20, 11158996), (40, 5579498), (80, 2789749), (1549, 144080), (1801, 123920), (3098, 72040), (3602, 61960), (6196, 36020), (7204, 30980), (7745, 28816), (9005, 24784), (12392, 18010), (14408, 15490)]